Home / 48,237.79-66,568.36-28,108.48

Finding the Fourth Proportional to 48,237.79, 66,568.36 and 28,108.48

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Solution

The fourth proportional to 48,237.79, 66,568.36 and 28,108.48 is: 38,789.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,237.79 : 66,568.36 = 28,108.48 : x
  2. Step 2: Convert to fraction form
    48,237.79/66,568.36 = 28,108.48/x
  3. Step 3: Cross multiply
    48,237.79x = 66,568.36 × 28,108.48
  4. Step 4: Simplify right side
    48,237.79x = 1,871,135,511.84
  5. Step 5: Solve for x
    x = 1,871,135,511.84/48,237.79
  6. Step 6: Final answer
    x = 38,789.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.